| Nonstop Flights: Austin to/from Boston $137-$138 r/t â JetBlue / Delta JetBlue and Delta have round-trip flights from Austin (AUS) to Boston (BOS) for $137-$138, NONSTOP. Flights March to June. Extended Weekends available. You can also save an additional 16% off your Hotel or up to $150 for Flight+Hotel packages on CheapTickets by using the âWANDERLUSTâ or âADVENTURE150â coupon codes at checkout (before finalizing your booking). Note: Carry-on bag is allowed for free on JetBlue and Delta. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate. Want a notification sent straight to your phone when any new deals are found? Join our Telegram channel and never miss another deal. We donât charge a subscription fee. All of our deal notifications are available for FREE via Instagram, Facebook, Twitter, Telegram, our Webpage, and our E-mail list. If you are paying someone a subscription fee for our content, you are being ripped off. Read More Nonstop Flights: Austin to/from Boston $137-$138 r/t â JetBlue / Delta . | 